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发明名称
PROTECTIVE DEVICE, IN PARTICULAR PROTECTIVE ACOUSTIC BARRIER AND EMBANKMENT RETAINING WALL, IN PARTICULAR FOR ROADWAYS
摘要
申请公布号
EP0196564(A3)
申请公布日期
1987.08.26
申请号
EP19860103827
申请日期
1986.03.20
申请人
HELLMICH WALTER BAU GMBH
发明人
HELLMICH, WALTER
分类号
E01F8/02;E02D29/02;(IPC1-7):E01F8/00;E02D17/20
主分类号
E01F8/02
代理机构
代理人
主权项
地址
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